Best Bachelorette Party Ever of the Day: Jason Segel and John Krasinski crash a random bachelorette party in Ann Arbor, dance on stage with a sex doll, perform a sloppy Karaoke rendition of Joe Cocker's cover of "With a Little Help from My Friends," remain BAMFs while doing so.

Below: Emily Blunt and Alison Brie take the stage to sing "Total Eclipse